/* Definitions of target machine GNU compiler. IA-64 version.
- Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
+ Free Software Foundation, Inc.
Contributed by Steve Ellcey <sje@cup.hp.com> and
Reva Cuthbertson <reva@cup.hp.com>
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC is free software; you can redistribute it and/or modify
+GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
any later version.
-GNU CC is distributed in the hope that it will be useful,
+GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
/* This macro is a C statement to print on `stderr' a string describing the
particular machine description choice. */
#define TARGET_VERSION fprintf (stderr, " (IA-64) HP-UX");
-#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "\
- -D__IA64__ -D__hpux -D__hpux__ -Dhpux -Dunix \
- -D__BIG_ENDIAN__ -D_LONGLONG \
- -Asystem=hpux -Asystem=posix -Asystem=unix \
- -D_UINT128_T"
-
-/* -D__fpreg=long double is needed to compensate for the lack of __fpreg
- which is a primitive type in HP C but does not exist in GNU C. Same
- for __float80 and __float128. These types appear in HP-UX header
- files and so must have some definition. */
+/* Enable HPUX ABI quirks. */
+#undef TARGET_HPUX
+#define TARGET_HPUX 1
+
+#undef WCHAR_TYPE
+#define WCHAR_TYPE "unsigned int"
+
+#undef WCHAR_TYPE_SIZE
+#define WCHAR_TYPE_SIZE 32
+
+/* Target OS builtins. */
+#define TARGET_OS_CPP_BUILTINS() \
+do { \
+ builtin_assert("system=hpux"); \
+ builtin_assert("system=posix"); \
+ builtin_assert("system=unix"); \
+ builtin_define_std("hpux"); \
+ builtin_define_std("unix"); \
+ builtin_define("__IA64__"); \
+ builtin_define("_LONGLONG"); \
+ builtin_define("_INCLUDE_LONGLONG"); \
+ builtin_define("_UINT128_T"); \
+ if (c_dialect_cxx () || !flag_iso) \
+ { \
+ builtin_define("_HPUX_SOURCE"); \
+ builtin_define("__STDC_EXT__"); \
+ builtin_define("__STDCPP__"); \
+ builtin_define("_INCLUDE__STDC_A1_SOURCE"); \
+ } \
+ if (TARGET_ILP32) \
+ builtin_define("_ILP32"); \
+} while (0)
#undef CPP_SPEC
-#define CPP_SPEC "\
- %{mcpu=itanium:-D__itanium__} \
- %{mlp64:-D__LP64__ -D_LP64 -D__LONG_MAX__=9223372036854775807L} \
- %{!ansi:%{!std=c*:%{!std=i*: -D_HPUX_SOURCE -D__STDC_EXT__}}} \
- -D__fpreg=long\\ double \
- -D__float80=long\\ double \
- -D__float128=long\\ double"
+#define CPP_SPEC \
+ "%{mt|pthread:-D_REENTRANT -D_THREAD_SAFE -D_POSIX_C_SOURCE=199506L}"
+/* aCC defines also -DRWSTD_MULTI_THREAD, -DRW_MULTI_THREAD. These
+ affect only aCC's C++ library (Rogue Wave-derived) which we do not
+ use, and they violate the user's name space. */
#undef ASM_EXTRA_SPEC
#define ASM_EXTRA_SPEC "%{milp32:-milp32} %{mlp64:-mlp64}"
#undef ENDFILE_SPEC
#undef STARTFILE_SPEC
-#ifdef CROSS_COMPILE
-#define STARTFILE_SPEC "%{!shared:crt0%O%s}"
-#else
-#define STARTFILE_SPEC "/usr/ccs/lib/hpux64/crt0%O"
-#endif
+#define STARTFILE_SPEC "%{!shared:%{static:crt0%O%s} \
+ %{mlp64:/usr/lib/hpux64/unix98%O%s} \
+ %{!mlp64:/usr/lib/hpux32/unix98%O%s}}"
#undef LINK_SPEC
-#define LINK_SPEC "\
- +Accept TypeMismatch \
- %{shared:-b} \
- %{!shared: \
- -u main \
- %{!static: \
- %{rdynamic:-export-dynamic}} \
- %{static:-static}}"
+#define LINK_SPEC \
+ "-z +Accept TypeMismatch \
+ %{shared:-b} \
+ %{!shared: \
+ -u main \
+ %{static:-noshared}}"
#undef LIB_SPEC
-#define LIB_SPEC "%{!shared:%{!symbolic:-lc}}"
+#define LIB_SPEC \
+ "%{!shared: \
+ %{mt|pthread:-lpthread} \
+ %{p:%{!mlp64:-L/usr/lib/hpux32/libp} \
+ %{mlp64:-L/usr/lib/hpux64/libp} -lprof} \
+ %{pg:%{!mlp64:-L/usr/lib/hpux32/libp} \
+ %{mlp64:-L/usr/lib/hpux64/libp} -lgprof} \
+ %{!symbolic:-lc}}"
-#undef SUBTARGET_SWITCHES
-#define SUBTARGET_SWITCHES \
- { "ilp32", MASK_ILP32, "Generate ILP32 code" }, \
- { "lp64", -MASK_ILP32, "Generate LP64 code" },
+#define MULTILIB_DEFAULTS { "milp32" }
/* A C expression whose value is zero if pointers that need to be extended
from being `POINTER_SIZE' bits wide to `Pmode' are sign-extended and
#define JMP_BUF_SIZE (8 * 76)
-#undef CONST_SECTION_ASM_OP
-#define CONST_SECTION_ASM_OP "\t.section\t.rodata,\t\"a\",\t\"progbits\""
-
-#undef BITS_BIG_ENDIAN
-#define BITS_BIG_ENDIAN 1
-
#undef TARGET_DEFAULT
-#define TARGET_DEFAULT (MASK_DWARF2_ASM | MASK_BIG_ENDIAN)
-
-/* This needs to be set to force structure arguments with a single
- field to be treated as structures and not as the type of their
- field. Without this a structure with a single char will be
- returned just like a char variable and that is wrong on HP-UX
- IA64. TARGET_STRUCT_ARG_REG_LITTLE_ENDIAN triggers the special
- structure handling, this macro simply ensures that single field
- structures are always treated like structures. */
+#define TARGET_DEFAULT \
+ (MASK_DWARF2_ASM | MASK_BIG_ENDIAN | MASK_ILP32)
-#define MEMBER_TYPE_FORCES_BLK(FIELD) 1
+/* ??? Might not be needed anymore. */
+#define MEMBER_TYPE_FORCES_BLK(FIELD, MODE) ((MODE) == TFmode)
-/* Override the setting of FUNCTION_ARG_REG_LITTLE_ENDIAN in
- defaults.h. Setting this to true means that we are not passing
- structures in registers in the "normal" big-endian way. See
- See section 8.5 of the "Itanium Software Conventions and Runtime
- Architecture", specifically Table 8-1 and the explanation of Byte 0
- alignment and LSB alignment and a description of how structures
- are passed. */
+/* ASM_OUTPUT_EXTERNAL_LIBCALL defaults to just a globalize_label call,
+ but that doesn't put out the @function type information which causes
+ shared library problems. */
-#define FUNCTION_ARG_REG_LITTLE_ENDIAN 1
+#undef ASM_OUTPUT_EXTERNAL_LIBCALL
+#define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \
+do { \
+ (*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \
+ ASM_OUTPUT_TYPE_DIRECTIVE (FILE, XSTR (FUN, 0), "function"); \
+} while (0)
#undef FUNCTION_ARG_PADDING
#define FUNCTION_ARG_PADDING(MODE, TYPE) \
#undef PAD_VARARGS_DOWN
#define PAD_VARARGS_DOWN (!AGGREGATE_TYPE_P (type))
+
+#define REGISTER_TARGET_PRAGMAS() \
+ c_register_pragma (0, "builtin", ia64_hpux_handle_builtin_pragma)
+
+/* Tell ia64.c that we are using the HP linker and we should delay output of
+ function extern declarations so that we don't output them for functions
+ which are never used (and may not be defined). */
+
+#undef TARGET_HPUX_LD
+#define TARGET_HPUX_LD 1
+
+/* The HPUX dynamic linker objects to weak symbols with no
+ definitions, so do not use them in gthr-posix.h. */
+#define GTHREAD_USE_WEAK 0
+
+#undef CTORS_SECTION_ASM_OP
+#define CTORS_SECTION_ASM_OP "\t.section\t.init_array,\t\"aw\",\"init_array\""
+
+#undef DTORS_SECTION_ASM_OP
+#define DTORS_SECTION_ASM_OP "\t.section\t.fini_array,\t\"aw\",\"fini_array\""
+
+/* The init_array/fini_array technique does not permit the use of
+ initialization priorities. */
+#define SUPPORTS_INIT_PRIORITY 0
+
+#undef READONLY_DATA_SECTION_ASM_OP
+#define READONLY_DATA_SECTION_ASM_OP "\t.section\t.rodata,\t\"a\",\t\"progbits\""
+
+#undef DATA_SECTION_ASM_OP
+#define DATA_SECTION_ASM_OP "\t.section\t.data,\t\"aw\",\t\"progbits\""
+
+#undef SDATA_SECTION_ASM_OP
+#define SDATA_SECTION_ASM_OP "\t.section\t.sdata,\t\"asw\",\t\"progbits\""
+
+#undef BSS_SECTION_ASM_OP
+#define BSS_SECTION_ASM_OP "\t.section\t.bss,\t\"aw\",\t\"nobits\""
+
+#undef SBSS_SECTION_ASM_OP
+#define SBSS_SECTION_ASM_OP "\t.section\t.sbss,\t\"asw\",\t\"nobits\""
+
+#undef TEXT_SECTION_ASM_OP
+#define TEXT_SECTION_ASM_OP "\t.section\t.text,\t\"ax\",\t\"progbits\""
+
+/* It is illegal to have relocations in shared segments on HPUX.
+ Pretend flag_pic is always set. */
+#undef TARGET_ASM_RELOC_RW_MASK
+#define TARGET_ASM_RELOC_RW_MASK ia64_hpux_reloc_rw_mask
+
+/* ia64 HPUX has the float and long double forms of math functions. */
+#undef TARGET_C99_FUNCTIONS
+#define TARGET_C99_FUNCTIONS 1
+
+#undef TARGET_INIT_LIBFUNCS
+#define TARGET_INIT_LIBFUNCS ia64_hpux_init_libfuncs
+
+#define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)
+
+/* Put all *xf routines in libgcc, regardless of long double size. */
+#undef LIBGCC2_HAS_XF_MODE
+#define LIBGCC2_HAS_XF_MODE 1
+#define XF_SIZE 64
+
+/* Put all *tf routines in libgcc, regardless of long double size. */
+#undef LIBGCC2_HAS_TF_MODE
+#define LIBGCC2_HAS_TF_MODE 1
+#define TF_SIZE 113
+
+/* HP-UX headers are C++-compatible. */
+#define NO_IMPLICIT_EXTERN_C
+
+/* HP-UX uses PROFILE_HOOK instead of FUNCTION_PROFILER but we need a
+ FUNCTION_PROFILER defined because its use is not ifdefed. When using
+ PROFILE_HOOK, the profile call comes after the prologue. */
+
+#undef FUNCTION_PROFILER
+#define FUNCTION_PROFILER(FILE, LABELNO) do { } while (0)
+
+#undef PROFILE_HOOK
+#define PROFILE_HOOK(LABEL) ia64_profile_hook (LABEL)
+
+#undef PROFILE_BEFORE_PROLOGUE
+
+#undef NO_PROFILE_COUNTERS
+#define NO_PROFILE_COUNTERS 0
+
+#undef HANDLE_PRAGMA_PACK_PUSH_POP
+#define HANDLE_PRAGMA_PACK_PUSH_POP
projects / msp430-gcc.git / blobdiff